Olivia Culpo wore a one-of-a-kind Marchesa for Stella Artois gown featuring beads made from the Stella Artois Limited-Edition Chalices that benefit Water.org, according to Getty Images. Water.org aims to "break down the barriers between people and access tosafe water and sanitation," according to the organization's website.

Jackie Chan brought along a couple of furry friends to the red carpet - two stuffed panda bears, representing the United Nations International Children's Emergency Fund (UNICEF). Chan is a goodwill ambassador for UNICEF.

In a recent UNICEF mission, Chan traveled to Timor-Leste and met with students and out-of-school youth to talk to them about the unifying force of martial arts, according to the organization's website.